# The width of the rectangular potential barrier is 0.2

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The width of the rectangular potential barrier is 0.2 nm. The total mechanical energy of an electron incident on it is 1 eV less than the barrier height. How many times will the probability of an electron passing through the barrier change if the energy difference increases by 10 times?

Problem 60289. A detailed solution with a brief note of the conditions, formulas and laws used in the solution, the derivation of the calculation formula and the answer.

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